Ninja Turtles: The Next Mutation « Series from 1997

The Next Mutation follows the day-to-day adventures of Leonardo, Raphael, Michaelangelo and Donatello, four turtles who became mutants with extraordinary abilities after being dropped into a pool of toxic sludge as infants.

Now almost 18 years old, they have emerged as full-grown Ninjas, about to face a new enemy and discover a fifth Mutant Turtle - a mysterious female nicknamed Venus De Milo...